Expansion valve



FIG. 1 is a front perspective view of an expansion valve showing our newdesign;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

The broken lines shown in the figures are included for the purpose ofillustrating portions of the expansion valve and form no part of theclaimed design.

CLAIM The ornamental design for an expansion valve, as shown anddescribed.